10-36 Phaser 6180 Color Laser Printer Service Manual
Plug/Jack and Wiring Diagrams
Feeder 
Signal Line Name Description
PAPER SIZE SW 1 ON (L) 
+3.3 VDC
On/Off signal of the Size Switch.
PAPER SIZE SW 2 ON (L) 
+3.3 VDC
PAPER SIZE SW 3 ON (L) 
+3.3 VDC
PAPER EMPTY SENSED 
(L) +3.3 VDC
Paper detects signal of the Feeder by the Photo Sensor 
(Tray No Paper Sensor).
TURN CL ON (L) +24 VDC On/Off signal of the Turn Clutch.
MCU Board
PL9.1.20
I/L +24VDC
TURN CL ON (L) +24VDC
Right Side Harness
PL10.1.15
Registration Sensor Harness PL3.2.37
P/J234
2
1
1
2
13
14
Turn Clutch
PL3.2.25
Feed Clutch
PL3.1.20
5
6
7
P/J2321
3
2
1
PULL UP +3.3VDC
SG
PAPER EMPTY SENSED (L) +3.3VDC
Tray No Paper 
(Photo) Sensor 
PL3.2.30 
P/J232
1
2
3
6
5
4
I/L +24VDC
FEED CL ON (L) +24VDC
P/J235
2
1
1
2
15
16
1
2
3
4
P/J231P/J23
4
3
2
PAPER SIZE SW 3 ON (L) +3.3VDC
PAPER SIZE SW 2 ON (L) +3.3VDC
PAPER SIZE SW 1 ON (L) +3.3VDC
SG
1
Size Switch
PL7.1.18
s6180-427
Interlock
+24VDC
+3.3VDC